This sounds similar to a problem I have. I was also first thinking the clips from the camera was mjpeg but I found a tool AVIcodec telling me the exact codec and that codec is already installed on my computer, as expected
Sorry for the spam but I repost my message here again and again in case anyone finds it interesting:
This is my problem:
I have no audio in the AVI from a digital camera on Win Vista Business 64 bit while the same file plays fine on Win XP Sp2 32 bit
I have investigated this:
The camera is a Konica Minolta DiMage E500 Digital Camera and it produces AVI video files and it has a built in microphone. On Win XP SP2 32 bit I am able to hear the audio from the AVI in windows media player 11. I can hear other audio in the computer as well. Audio from other camera brands can be heard too.
On Windows Vista Business 64 bit I can also hear audio from other sources. I can hear audio from other digital cameras but not the audio from Konica Minolta DiMage E500 AVI files. Both on Win XP and Win Vista when I play the file and take properties the info displays dash '-' for audio and video codec. In Windows Explorer taking file properties the Audio codec displayed is "CCIT u-LAW" on Win XP but Win Vista will not reveal the codec.
With help of the AVIcodec tool version 1.2 (http://avicodec.duby.info/) I have found that the AVI from the Konica contains sound of the CCITT u-Law codec consistent with the file properties of Wndows Explorer under Win XP 32 bit.
Both my Win XP SP2 32bit and Win Vista Business 64bit has the same version of this codec version "4.0 .0" according to the AVIcodec tool.
However other AVI related components are of different versions:
Win XP SP2 32bit: AVI Decompressor: 6.05.2600.2749 AVI Draw: 6.05.2600.2749 AVI Mux: 6.05.2600.2180 AVI Splitter: 6.05.2600.2749 AVI/WAV File Source: 6.05.2600.2749
Win Vista Business 64bit AVI Decompressor: 6.06.6000.16386 AVI Draw: 6.06.6000.16386 AVI Mux: 6.06.6000.16386 AVI Splitter: 6.06.6000.16386 AVI/WAV File Source: 6.06.6000.16386
Alternative 1. So either my Konica Minolta AVI is not complient to the CCIT codec but since it works on Win XP I don't beleive so.
Alternative 2. There is a problem in the Windows Vista AVI splitters etc.
Is there anything I could do?
"Hennisch" wrote:
[Quoted Text] > > I have filmclips in the format Mjpeg filmed with my digitalcamera on my > computer and when I had XP media center it all worked fine without any > problems or need to download codecs. But now when I got Vista HP WMP needs to > download a codec and it doesn't find any matching so the video is shown > without sound. I have tried to install Codec packages like K-lite and FFdshow > and with Quicktime it works fine but not with Windows media player. I like to > make movies of the small clips in a program called Arcsoft Showbiz 2 but now > I can't since the sound is gone. > > This is probebly wrong forum for this, but I couldn't find any forum that > matched my question. >
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